<?php

/**
 * @author Nguyen Van Anh
 * @mail anh_saker_no1@yahoo.com | anhsk.ohbo@gmail.com
 */

session_start();

ob_start();

define('KIEMTRA', true);

if(!file_exists('config.php')) die('File error : config.php');
    else require('config.php');

if(!file_exists('constants.php')) die('File error : constants.php');
    else require('constants.php');
    
if(!file_exists('functions.php')) die('File error : functions.php');
    else require('functions.php');

if(!file_exists('main_admin.php')) die('File error : main.php');
    else require('main_admin.php');


?>